Refrigerator showcase



FIG. 1 is a top, front, left side perspective view of a refrigerator showcase showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

FIGS. 2 -7 are shown on a reduced scale. 

The ornamental design for a refrigerator showcase, as shown and described. 